CN102522584B - Heat exchange system and heat exchange method - Google Patents
Heat exchange system and heat exchange method Download PDFInfo
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- CN102522584B CN102522584B CN201110457510.8A CN201110457510A CN102522584B CN 102522584 B CN102522584 B CN 102522584B CN 201110457510 A CN201110457510 A CN 201110457510A CN 102522584 B CN102522584 B CN 102522584B
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000002826 coolant Substances 0.000 claims description 32
- 238000010438 heat treatment Methods 0.000 claims description 23
- 230000005855 radiation Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 6
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 230000010354 integration Effects 0.000 abstract 1
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- 239000012530 fluid Substances 0.000 description 47
- 239000000446 fuel Substances 0.000 description 43
- 229910052720 vanadium Inorganic materials 0.000 description 32
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 32
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- 239000007788 liquid Substances 0.000 description 5
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- 229910001456 vanadium ion Inorganic materials 0.000 description 4
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Fuel Cell (AREA)
Abstract
The invention provides a heat exchange system and a heat exchange method. The heat exchange system comprises a power supply subsystem and a heat exchange subsystem, the power supply subsystem comprises a battery module and is used for delivering electric energy for a terminal user, the heat exchange subsystem comprises a heat exchange module and is used for dissipating heat of the power supply subsystem, and simultaneously, recycled heat energy is used for being delivered to the terminal user. Heat energy generated by the power supply subsystem during working is managed and optimized in a unified manner, the efficiency of the system is effectively increased, the service life of the system is prolonged, and the integration level of the system is improved. Simultaneously, problems that in the prior art, energy consumption of a power supply system is high, and energy utilization rate is low is effectively are effectively resolved.
Description
Technical field
The present invention relates to the technical field of heat exchange of battery, in particular to a kind of heat-exchange system and heat change method.
Background technology
Fuel cell is a kind of environmental protection, efficient, long-life Blast Furnace Top Gas Recovery Turbine Unit (TRT).Taking Proton Exchange Membrane Fuel Cells (PEMFC) as example, fuel gas enters from anode-side, hydrogen atom loses electronics at anode and becomes proton, proton arrives negative electrode through proton exchange membrane, when electron synchrotron, also arrive negative electrode via external circuit, generate water in negative electrode proton, electronics and combination with oxygen.Fuel cell adopts on-fuel mode that chemical energy is converted into electric energy, due to be not subject to Carnot cycle limit its direct generation of electricity efficiency can be up to 45%.Taking battery pile as core Blast Furnace Top Gas Recovery Turbine Unit (TRT), fuel cell system is integrated power management, the modules such as heat management, have the feature of heat, electricity, water, gas overall management.Fuel cell system product is from fixed power station, to portable power supply; From electric automobile, to spaceship; From military hardware, to the product for civilian use space that has a wide range of applications.When fuel cell uses as power supply, under certain power, work and there is best operating efficiency.But extraneous load has noncontinuity and instability, battery system is difficult to continue to work in the best condition, thereby reduces the capacity usage ratio of system.
Vanadium redox battery (VRB) is also a kind of eco-friendly novel energy-storing system and efficient energy conversion device, has the advantages that scale is large, the life-span is long, cost is low, efficiency is high.The large-scale electric energy that vanadium cell can be used as in electricity generation system stores and efficient conversion equipment, for peak load shifting and the balanced load of electrical network, plays the effect that improves electric energy supply quality and power station operation stability.
Vanadium cell is the both positive and negative polarity oxidation-reduction pair using vanadium ion V5+/V4+ and V3+/V2+ as battery respectively, both positive and negative polarity electrolyte is stored in respectively in two fluid reservoirs, drive active electrolyte to be back to again in fluid reservoir and to form circulating fluid loop to reacting environment's (battery pile) by acidproof liquor pump, to realize charge and discharge process.In vanadium redox battery energy-storage system, the quality of stack performance is determining the charge-discharge performance of whole system, especially discharges and recharges power and efficiency.Battery pile is to stack successively compression by multi-disc monocell, is in series.
In electrolyte of vanadium redox battery, the electrolyte dissolution degree variation with temperature trend of different valence state is different, and wherein pentavalent vanadium ion at high temperature easily precipitates, and the vanadium ion of other valence states easily precipitates at low temperatures.In the time that in electrolyte, electrolyte concentration is higher, under high charge state, in anode electrolyte, the stability of pentavalent vanadium ion compound and solubility can reduce and crystallization.These precipitates may cause the obstruction of graphite felt, pipeline and liquor pump etc., reduce the efficiency for charge-discharge of battery system, even cause battery pile normally to work.In order to ensure normal operation and the effective use of battery, need to reasonably control the temperature of battery system.And in prior art, the heat that vanadium cell in use produces is not used, the energy consumption of system is also in higher level.
Unified management and the heat that utilizes above-mentioned battery (comprising fuel cell, vanadium cell and other electric power systems) to produce for how, that is, the energy consumption of electric power system is high, and the problem that capacity usage ratio is low not yet proposes effective solution at present.
Summary of the invention
The present invention aims to provide a kind of heat-exchange system and heat change method, high to solve in prior art the energy consumption of electric power system, the problem that capacity usage ratio is low.
To achieve these goals, according to an aspect of the present invention, provide a kind of heat-exchange system, having comprised: supplied for electronic system, comprising: battery module, supplied for electronic system is used to terminal use's transmission of electric energy; Heat exchange subsystem, comprising: heat exchange module for the heat radiation of supplied for electronic system, is used to terminal use to carry heat energy the heat energy of recovery simultaneously.
Further, battery module is multiple, and heat exchange module comprises multiple heat transfer zone.
Further, the each battery module in multiple battery modules is selectively connected to the one or more heat transfer zone in multiple heat transfer zone.
Further, in the time that battery module is connected to multiple heat transfer zone, between each heat transfer zone, be in parallel or series connection.
Further, in each heat transfer zone, include multiple heat exchangers.
Further, the heat exchange area of the each heat exchanger in each heat transfer zone is all not identical.
Further, between each heat exchanger in each heat transfer zone, be parallel connection or series connection.
Further, heat-exchange system of the present invention also comprises: heating module, and for heating by the coolant after heat transfer zone.
Further, heat-exchange system of the present invention, also comprises: heating module, and heating module comprises: the first heating module, for heating by the coolant before heat transfer zone.
Further, heating module also comprises: the second heating module, and for heating by the coolant after heat transfer zone.
According to a further aspect in the invention, provide a kind of heat change method, utilized above-mentioned heat-exchange system, comprised the following steps: the battery module that utilizes supplied for electronic system has been terminal use's transmission of electric energy; The heat exchange module that utilizes heat exchange subsystem is supplied for electronic system radiating, and is used to terminal use to carry heat energy the heat energy simultaneously reclaiming.
Further, battery module is multiple, and heat exchange module comprises multiple heat transfer zone, and each battery module is selectively connected to the one or more heat transfer zone in multiple heat transfer zone.
In technical scheme of the present invention, a kind of heat-exchange system is provided, comprising: supplied for electronic system and heat exchange subsystem.Wherein, supplied for electronic system comprises: battery module, and supplied for electronic system is used to terminal use's transmission of electric energy; Heat exchange subsystem, comprising: heat exchange module, heat exchange subsystem is connected with supplied for electronic system and for the heat radiation of supplied for electronic system, is used to terminal use to carry heat energy the heat energy of recovery simultaneously.By heat-exchange system of the present invention, when utilizing the heat radiation that heat exchange subsystem is supplied for electronic system, reclaim heat energy, and unified management heat energy is finally for terminal use provides high-quality heat energy.Like this, ensure on the one hand the good operation of supplied for electronic system, on the other hand, effectively reclaimed heat energy, effectively solved in prior art the energy consumption of electric power system high, the problem that capacity usage ratio is low.
Brief description of the drawings
The Figure of description that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the schematic diagram of flow battery system of the prior art;
Fig. 2 shows the schematic diagram of fuel cell system of the prior art;
Fig. 3 shows according to the connection diagram of the embodiment of heat-exchange system of the present invention;
Fig. 4 shows the connection diagram of the heat exchange module of the heat-exchange system of Fig. 3;
Fig. 5 shows the first use view of the heat exchange module of the heat-exchange system of Fig. 4;
Fig. 6 shows the second use view of the heat exchange module of the heat-exchange system of Fig. 4;
Fig. 7 shows the 3rd use view of the heat exchange module of the heat-exchange system of Fig. 4;
Fig. 8 shows the 4th use view of the heat exchange module of the heat-exchange system of Fig. 4;
Fig. 9 shows the 5th use view of the heat exchange module of the heat-exchange system of Fig. 4; And
Figure 10 shows according to the schematic flow sheet of the embodiment of heat change method of the present invention.
Embodiment
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Heat-exchange system provided by the invention comprises supplied for electronic system and heat exchange subsystem, and the battery module of supplied for electronic system comprises vanadium cell module, fuel cell module and other supply modules (such as solar energy, sodium-sulphur battery) etc.For clearly demonstrating the embodiment of the present invention, flow battery system and fuel cell system in paper prior art.Fig. 1 shows the schematic diagram of flow battery system of the prior art, and as shown in Figure 1, flow battery system comprises battery pile 10 ', anode electrolyte fluid reservoir 20 ', first liquid pump 30 ', negative pole electrolyte fluid reservoir 21 ' and second liquid pump 31 '.Fig. 2 shows the schematic diagram of fuel cell system of the prior art, as shown in Figure 2, fuel cell system comprises fuel cell pack 40 ', power management module 50 ', heat management module 60 ' and fuel reformer 70 ', fuel is input to fuel cell pack 40 ' (if input fuel is hydrogen through fuel reformer 70 ', do not need to use fuel reformer), fuel cell pack 40 ' through reaction after, electric current is through power management module 50 ' to terminal use's output, and heat is exported to terminal use through heat management module 60 '.
Fig. 3 shows according to the connection diagram of the embodiment of heat-exchange system of the present invention, and as shown in Figure 3, the heat-exchange system of the present embodiment comprises: supplied for electronic system and heat exchange subsystem.In the present embodiment, supplied for electronic system is vanadium cell module, fuel cell module and other power supply unit modules, and this supplied for electronic system is used to terminal use's transmission of electric energy.Heat exchange subsystem, comprising: heat exchange module, in the present embodiment, this heat exchange module comprises low-temperature heat exchange district, middle temperature heat transfer zone and high temperature heat transfer zone, for the heat radiation of supplied for electronic system, is used to terminal use to carry heat energy the heat energy of recovery simultaneously.
By the heat-exchange system of the present embodiment, when utilizing the heat radiation that heat exchange subsystem is supplied for electronic system, reclaim heat energy, and unified management heat energy is finally for terminal use provides high-quality heat energy.Like this, ensure on the one hand the good operation of supplied for electronic system, on the other hand, effectively reclaimed heat energy, effectively solved in prior art the energy consumption of electric power system high, the problem that capacity usage ratio is low.
In unshowned in the drawings embodiment, battery module and heat transfer zone can be all one or other quantity.The quantity of battery module and heat transfer zone can be selected as required.
The heat-exchange system of the present embodiment comprises heat exchange subsystem.The heat energy that this heat exchange subsystem produces supplied for electronic system carries out unified management and configuration, is undertaken after heat exchange by heat exchange subsystem, heat is taken and finally supplied with out of terminal use.Heat exchange module comprise be connected with supplied for electronic system and for the first pipeline of the heat radiation of supplied for electronic system and with the second pipeline of the first pipeline generation heat exchange, in above-mentioned transducing process, the first pipeline (inside has hot fluid) is for the heat radiation of battery module, the end plate of the common battery pile of the first pipeline connects, above-mentioned hot fluid is generally the coolant for the battery module to supplied for electronic system, such as pure water, or other nonconducting liquid such as gas, oil, organic solution.Simultaneously, need in the second pipeline, use external coolant (cold fluid) to carry out heat exchange to the first pipeline, coolant used (cold fluid) comprises and is not limited only to distilled water, running water, freezing liquid, alcohol, air, hydrogen, liquid nitrogen etc.Wherein a kind of coolant the most economic and convenient further application is running water.For the ease of introducing, only utilize hot fluid and cold fluid below describe the heat-exchange system of the present embodiment.
Due to optimum working temperature difference corresponding to different battery modules, also different to entering the requirement of coolant temperature of respective battery modules, coolant completes the final temperature that flows out corresponding module after heat exchange also notable difference.In order to improve heat utilization ratio, the heat exchange module of the present embodiment is made up of different heat transfer zone, and the temperature range scope that these heat transfer zone are reached by coolant determines, comprises and is not limited only to low-temperature heat exchange district, middle temperature heat transfer zone and high temperature heat transfer zone.In the time that battery module is different, the heat transfer zone of access heat exchange subsystem is also different.According to the characteristic of user's demand and the battery module that accesses, coolant can be by drawing in any one or more regions in low-temperature heat exchange district, middle temperature heat transfer zone and high temperature heat transfer zone and for terminal use.
The structure of the heat exchange module of heat-exchange system as shown in Figure 4 according to an embodiment of the invention, wherein, HE-A1～HE-A3, HE-B1～HE-B3, HE-C1～HE-C3 are 3 groups of totally 9 heat exchangers, (group A in each group, group B, group C) from up to down (by orientation shown in diagram) heat exchange area reduces heat exchanger gradually.In this schematic diagram, three groups of hot fluids (being generally the coolant for battery module heat radiation) can flow into from entrance shown in figure upside at the most, after heat exchange, flow out from outlet shown in figure downside.Cold fluid (being generally running water, for dispelling the heat to hot fluid) certainly entrance shown in figure right side flows into, and removes after heat, through outlet outflow shown in figure left side.In figure, dotted line is hot fluid circulation path, in supplied for electronic system for the heat transferring medium circulating path of cooling each battery module; Solid line is cold fluid circulating path, it is the coolant circulating path for heat of cooling fluid in heat exchange module, in dashed rectangle, it is the primary structure of heat exchange module, this heat exchange module is made up of three heat transfer zone, each heat transfer zone is made up of individual heat exchanger again, and heat exchange module is selected applicable heat transfer zone, heat exchanger and attaching method thereof according to the type of external battery module, quantity and power.
The main feature of the heat exchange module of the present embodiment is as follows:
One, can the break-make by valve realize by high temperature heat transfer zone to the serial or parallel connection any heat exchanger in low-temperature heat exchange district in hot fluid circulation path, cold fluid circulating path can be by the break-make realization of valve by low-temperature heat exchange district to the serial or parallel connection any heat exchanger of high temperature heat transfer zone.
Two, in same heat transfer zone, the heat exchange area difference of each heat exchanger.Certainly, also can be as required, the heat exchange area of heat exchanger is all equated, or the heat exchange area of part heat exchanger equate.
Three, each heat transfer zone can independent operating, can parallel running, and also can series operation.
Above-mentioned heat exchange module has the following advantages:
1, can access the heat exchanger in various heat exchange district or by the series and parallel combination of heat exchanger, meet the different requirements of dissimilar supplied for electronic system to coolant out temperature.
2, can access the heat exchanger of various heat exchange area or by the series and parallel combination of heat exchanger, meet the different requirements of the supplied for electronic system heat exchanging area of different capacity.
3, can dispel the heat to the multiple battery modules in supplied for electronic system simultaneously, and by improving heat utilization ratio by low-temperature heat exchange district to the order series connection of high temperature heat transfer zone, reduce system energy consumption.
4, can the connect heat exchanger in various heat exchange district, realizes high power electric power supply system is carried out to heat exchange.
5, heat exchanger that can various heat exchange in parallel district, realizes large flow electric power system is carried out to heat exchange.
Fig. 5 to Fig. 9 shows according to five of the heat exchange module of the embodiment of heat-exchange system of the present invention kinds and uses view.To describe this five kinds of use states below in detail.
The power output of supplied for electronic system can produce fluctuation along with load variations, can adapt to according to the heat exchange module of the embodiment of heat-exchange system of the present invention the exchanger heat load fluctuation that this fluctuation causes, and the heat that supply module is produced efficiently utilizes.As shown in Figure 5, in the first use view, heat exchange module comprises three heat transfer zone (group A, group B, group C).Supply module comprises that thermal power under electric rating is respectively vanadium cell and the 4000W Proton Exchange Membrane Fuel Cells of 1000W.Proton Exchange Membrane Fuel Cells coolant enters heat exchange module from hot fluid 1 import, discharges from hot fluid 1 outlet; Vanadium cell coolant enters from hot fluid 2 imports, flow out from hot fluid 2 outlets, HE-A1～HE-A3 is that Proton Exchange Membrane Fuel Cells thermal power designs when work at 1000W, 2000W, 4000W respectively, and HE-B1～HE-B3 is that vanadium cell thermal power designs when work at 200W, 600W, 1000W respectively.Vanadium cell is worked under rated power, can reach heat exchange requirement by HE-B3 heat exchanger; And the thermal power of Proton Exchange Membrane Fuel Cells becomes 1000W from rated power, then adopt HE-A3 heat exchanger just can not efficiently normally work, adopt HE-A1 can realize high efficient heat exchanging.The operating state of heat exchange module as shown in Figure 5, has wherein only marked the path of work.This use state master is stressed that in the heat exchange module of the present embodiment, can be by the switching between the different heat exchanger of exchange capability of heat under equal conditions, effectively shift out the heat that electricity generation module produces.
Can also realize thermal fluid flow according to the heat exchange module of the embodiment of heat-exchange system of the present invention and increase the heat management of heat load while becoming large.As shown in Figure 6, in the second use view, heat exchange module comprises three heat transfer zone (group A, group B, group C).Supply module comprises that thermal power under electric rating is respectively vanadium cell and the 4000W Proton Exchange Membrane Fuel Cells of 1000W.Proton Exchange Membrane Fuel Cells coolant enters heat exchange module from hot fluid 1 import, discharges from hot fluid 1 outlet; Vanadium cell coolant enters from hot fluid 2 imports, flow out from hot fluid 2 outlets, HE-A1～HE-A3 is that Proton Exchange Membrane Fuel Cells thermal power designs when work at 1000W, 2000W, 4000W respectively, and HE-B1～HE-B3 is that vanadium cell thermal power designs when work at 200W, 600W, 1000W respectively.The thermal power of Proton Exchange Membrane Fuel Cells, vanadium cell is rated power, can reach heat exchange requirement respectively by HE-A3, HE-B3 heat exchanger.In the time that vanadium cell need to reduce working temperature, coolant is imported and exported the temperature difference and reduced, cooling water flow is HE-B3 hot fluid inlet flow rate while exceeding HE-B3 design discharge, can on the basis of HE-B3 heat exchanger, realize by HE-B2 in parallel.The operating state of heat exchange module as shown in Figure 6, has wherein only marked the path of work.This use state master is stressed that in heat exchange module of the present invention, can be by the parallel combination between the different heat exchanger of exchange capability of heat under equal conditions, meet the different requirements of battery to different operating condition.
Can realize, total heat duties constant at thermal fluid flow constant in the situation that according to the heat exchange module of the embodiment of heat-exchange system of the present invention, improve cold fluid outlet temperature.As shown in Figure 7, use in view the 3rd, heat exchange module comprises three heat transfer zone (group A, group B, group C).Supply module comprises that thermal power under electric rating is respectively vanadium cell and the 4000W Proton Exchange Membrane Fuel Cells of 1000W.Proton Exchange Membrane Fuel Cells coolant enters heat exchange module from hot fluid 1 import, discharges from hot fluid 1 outlet; Vanadium cell coolant enters from hot fluid 2 imports, flow out from hot fluid 2 outlets, HE-A1～HE-A3 is that Proton Exchange Membrane Fuel Cells thermal power designs when work at 1000W, 2000W, 4000W respectively, and HE-B1～HE-B3 is that vanadium cell thermal power designs when work at 200W, 600W, 1000W respectively.The thermal power of Proton Exchange Membrane Fuel Cells, vanadium cell is rated power, can reach heat exchange requirement respectively by HE-A3, HE-B3 heat exchanger; In the time that Proton Exchange Membrane Fuel Cells working current density increases, pile thermal power exceedes rated power, battery pile coolant is that the hot fluid of HE-A3 needs degree of depth heat exchange to ensure voltaic pile normal work, can on the basis of HE-A3 heat exchanger, realize by cascaded H E-A1.As shown in Figure 7, the path of wherein working represents with thick line the operating state of heat exchange module.Wherein only mark the path of work.This use state master is stressed that in heat exchange module of the present invention, can be by the tandem compound between the different heat exchanger of exchange capability of heat under equal conditions, meet the different requirements of user to outlet water temperature.
Can realize the heat management of multiple battery modules according to the heat exchange module of the embodiment of heat-exchange system of the present invention.As shown in Figure 8, use in view the 4th, heat exchange module comprises three heat transfer zone (group A, group B, group C).Supply module comprises that thermal power under electric rating is respectively vanadium cell and the 4000W Proton Exchange Membrane Fuel Cells of 1000W.Proton Exchange Membrane Fuel Cells coolant enters heat exchange module from hot fluid 1 import, discharges from hot fluid 1 outlet; Vanadium cell coolant enters from hot fluid 2 imports, flow out from hot fluid 2 outlets, HE-A1～HE-A3 is that Proton Exchange Membrane Fuel Cells thermal power designs when work at 1000W, 2000W, 4000W respectively, and HE-B1～HE-B3 is that vanadium cell thermal power designs when work at 200W, 600W, 1000W respectively.Proton Exchange Membrane Fuel Cells power is 3000W, and the thermal power of vanadium cell is rated power, can reach heat exchange requirement respectively by HE-A3, HE-B3 heat exchanger.In the time that the energy that need to utilize B group heat exchanger to swap out improves the outlet temperature of A group heat exchanger, HE-A3 and HE-B3 can be connected to realize, the operating state of heat exchange module as shown in Figure 8, has wherein only marked the path of work.This use state master is stressed that in heat exchange module of the present invention, can carry out the integrated management of different battery module heat by the interregional heat exchangers in series of different temperatures.
Can also increase much in heat load according to the heat exchange module of the embodiment of heat-exchange system of the present invention, when single-set heat exchange can not meet heat exchange requirement, realize heat management and the utilization to generating equipment module.As shown in Figure 9, use in view the 5th, heat exchange module comprises three heat transfer zone (group A, group B, group C).Supply module comprises that thermal power under electric rating is respectively vanadium cell and the 4000W Proton Exchange Membrane Fuel Cells of 1000W.Proton Exchange Membrane Fuel Cells coolant enters heat exchanger module from hot fluid 1 import, discharges from hot fluid 1 outlet; Vanadium cell coolant enters from hot fluid 2 imports, flow out from hot fluid 2 outlets, HE-A1～HE-A3 is that Proton Exchange Membrane Fuel Cells thermal power designs when work at 1000W, 2000W, 4000W respectively, and HE-B1～HE-B3 is that vanadium cell thermal power designs when work at 200W, 600W, 1000W respectively.The thermal power of Proton Exchange Membrane Fuel Cells, vanadium cell is rated power, can reach heat exchange requirement respectively by HE-A3, HE-B3 heat exchanger.As required in the time that vanadium cell thermal power rating is heightened 3000W, the all heat exchanger parallel connections of B group heat exchanger can not meet and cause traffic requirement because thermal power changes, B group and C can be organized to heat exchanger carries out on demand parallel connection and realizes, be that vanadium cell coolant is divided into two bursts of imports from hot fluid 2 and cold fluid 3 and enters respectively, flow out again and converge respectively from the outlet of hot fluid 2 and hot fluid 3, the operating state of heat exchange module as shown in Figure 9, has wherein only marked the path of work.This use state master is stressed that in heat exchange module of the present invention, can be in the time that plant capacity raises by the efficient management that heat exchangers in parallel does not realize generating equipment and produces heat on the same group.
In a kind of preferred embodiment, as shown in Figure 4, on the basis of above-described embodiment, also comprise the first heating module, for heating by the coolant before described heat transfer zone, to meet the temperature requirement of specific battery module to coolant.
Preferably, except comprising the first heating module, as shown in Figure 4, in another kind of preferred embodiment, also comprise the second heating module, when all energy supply modules in system are not all worked or when leaving water temperature can not meet particular demands, the second heating module can guarantee that system continues to provide high-quality heat energy to terminal use.
The present invention also provides a kind of heat change method, utilizes above-mentioned heat-exchange system, as shown in figure 10, comprises the following steps:
S10: the battery module that utilizes supplied for electronic system is terminal use's transmission of electric energy.
S20: the heat exchange module that utilizes heat exchange subsystem is supplied for electronic system radiating, and be used to terminal use to carry heat energy the heat energy simultaneously reclaiming.
Preferably, in above-mentioned heat change method, battery module is multiple, and heat exchange module comprises multiple heat transfer zone, and each battery module is selectively connected to the one or more heat transfer zone in multiple heat transfer zone.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a heat-exchange system, is characterized in that, comprising:
Supplied for electronic system, comprising: battery module, and described supplied for electronic system is used to terminal use's transmission of electric energy;
Heat exchange subsystem, comprising: heat exchange module, and for the heat radiation of described supplied for electronic system, be used to described terminal use to carry heat energy the heat energy of recovery simultaneously,
Wherein, described battery module is multiple, described heat exchange module comprises multiple heat transfer zone, and the each battery module in described multiple battery modules is selectively connected to the one or more heat transfer zone in described multiple heat transfer zone, in each described heat transfer zone, includes multiple heat exchangers.
2. heat-exchange system according to claim 1, is characterized in that, in the time that described battery module is connected to multiple heat transfer zone, is in parallel or series connection between each described heat transfer zone.
3. heat-exchange system according to claim 2, is characterized in that, the heat exchange area of the each heat exchanger in described each described heat transfer zone is all not identical.
4. heat-exchange system according to claim 2, is characterized in that, is in parallel or series connection between each heat exchanger in described each described heat transfer zone.
5. heat-exchange system according to claim 1, is characterized in that, also comprises: heating module, and for heating by the coolant after described heat transfer zone.
6. heat-exchange system according to claim 1, is characterized in that, also comprises: heating module, and described heating module comprises: the first heating module, for heating by the coolant before described heat transfer zone.
7. heat-exchange system according to claim 6, is characterized in that, described heating module also comprises: the second heating module, and for heating by the coolant after described heat transfer zone.
8. a heat change method, is characterized in that, utilizes the heat-exchange system described in any one in claim 1 to 7, comprises the following steps:
The battery module that utilizes supplied for electronic system is terminal use's transmission of electric energy;
The heat exchange module that utilizes heat exchange subsystem is described supplied for electronic system radiating, and is used to described terminal use to carry heat energy the heat energy simultaneously reclaiming;
Wherein, described battery module is multiple, and described heat exchange module comprises multiple heat transfer zone, and each battery module is selectively connected to the one or more heat transfer zone in described multiple heat transfer zone, in each described heat transfer zone, includes multiple heat exchangers.
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| CN201110457510.8A CN102522584B (en) | 2011-12-31 | 2011-12-31 | Heat exchange system and heat exchange method |
| PCT/CN2012/087447 WO2013097706A1 (en) | 2011-12-31 | 2012-12-25 | Heat exchange system and heat exchange method |
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| CN201110457510.8A CN102522584B (en) | 2011-12-31 | 2011-12-31 | Heat exchange system and heat exchange method |
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| WO2013097706A1 (en) * | 2011-12-31 | 2013-07-04 | 中国东方电气集团有限公司 | Heat exchange system and heat exchange method |
| CN113097531B (en) * | 2021-04-07 | 2022-12-13 | 上海空间电源研究所 | Vehicle fuel cell waste heat recovery system for vehicle cabin heating and reactant preheating |
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| CN102113159A (en) * | 2009-04-22 | 2011-06-29 | 松下电器产业株式会社 | Fuel cell stack and fuel cell cogeneration system equipped with fuel cell stack |
| CN202423475U (en) * | 2011-12-31 | 2012-09-05 | 中国东方电气集团有限公司 | Heat exchange system |
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| JP3911467B2 (en) * | 2002-09-25 | 2007-05-09 | 出光興産株式会社 | Energy supply system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102113159A (en) * | 2009-04-22 | 2011-06-29 | 松下电器产业株式会社 | Fuel cell stack and fuel cell cogeneration system equipped with fuel cell stack |
| CN202423475U (en) * | 2011-12-31 | 2012-09-05 | 中国东方电气集团有限公司 | Heat exchange system |
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| JP特开2004-116857A 2004.04.15 |
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